This is an integer overflow, but it's harmless... As a static checkerdeveloper this is where I would print a warning:drivers/message/fusion/mptctl.c:1748 mptctl_replace_fw() warn: potential integer overflow from user '((karg.newImageSize)) + (((4)) - 1)'I also caught the integer overflow from two days ago but there are toomany ones like this so I can't check them all. In mpt_alloc_fw_memory()there is another potential integer overflow when we do: